Home / 99,453,690.72-137,252,401.92-60,299,217.12

Finding the Fourth Proportional to 99,453,690.72, 137,252,401.92 and 60,299,217.12

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Solution

The fourth proportional to 99,453,690.72, 137,252,401.92 and 60,299,217.12 is: 83,216,744.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    99,453,690.72 : 137,252,401.92 = 60,299,217.12 : x
  2. Step 2: Convert to fraction form
    99,453,690.72/137,252,401.92 = 60,299,217.12/x
  3. Step 3: Cross multiply
    99,453,690.72x = 137,252,401.92 × 60,299,217.12
  4. Step 4: Simplify right side
    99,453,690.72x = 8,276,212,383,615,584
  5. Step 5: Solve for x
    x = 8,276,212,383,615,584/99,453,690.72
  6. Step 6: Final answer
    x = 83,216,744.63

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.